Daily Practice

Higher

26th October 1974

5 questions · 12 marks · Grades 6-7 · 61 question types in this band

1
Box Plots2 marks
A box plot has minimum 8, lower quartile 14, median 18, upper quartile 28 and maximum 30. Work out the interquartile range.
2
Surds2 marks
Write sqrt(8) in the form a sqrt(b), where b is as small as possible.
3
Inequalities on Graphs2 marks
A region is defined by y < -2x - 7. Should the boundary line be solid or dashed, and why?
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 5, y = 175. Work out y when x = 6.
5
Spheres and Cones3 marks
A cone has base radius 5 cm and vertical height 9 cm. Work out its volume, leaving your answer in terms of pi.

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